The radius of electron's second stationary orbit in Bohr's atom is R. – McqOptions

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1.	The radius of electron's second stationary orbit in Bohr's atom is R. The radius of the third orbit will be [EAMCET 1992; DPMT 1999]
A.	3 R
B.	2.25 R
C.	6.2 ´ 108
D.	\[\frac{R}{3}\]
Answer» C. 6.2 ´ 108

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